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    NISE Network
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    In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream. This is a fun (and tasty!) way for...

    $5 - $10 per group Ages 4 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    In this art meets chemistry activity, early learners discover the almost magical absorbent properties of salt while creating ethereal watercolor paintings. Learners first use watercolor to paint an...

    $5 - $10 per group Ages 4 - 6 10 to 30 minutes
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    Colorado State University
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    In this demonstration, learners observe how liquid nitrogen both boils and freezes ingredients to make ice cream in two minutes. The liquid nitrogen also causes the fat and water particles to stay...

    $10 - $20 per group Ages 6 - 14 Under 5 minutes
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    IEEE
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    In this activity, learners explore the engineering design process (EDP)—the process engineers use to solve design challenges. Learners work in teams to solve the challenge by designing both a...

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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    Oregon Museum of Science and Industry
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    Learners investigate how temperature affects the rate of chemical reactions by observing how steel wool reacts with various types of Kool-Aid solutions at different temperatures. The reaction is...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    NISE Network
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    In this activity, learners make self-assembled polymer spheres. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures, and that...

    $10 - $20 per group Ages 4 - adult 10 to 30 minutes
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    NASA
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    In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height. Learners must follow a certain number of design...

    free Ages 11 - 18 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners investigate the process of osmosis by adding salt to a sealed bag of raw carrots and comparing it to a control. After about 15-30 minutes, the carrots with salt become...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners mix several sugar solutions to investigate the property of density. Each sugar solution has a different density and color of the rainbow. The less dense sugar solutions...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    NSBRI
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    In this activity about the relationship between food and energy (page 1 of PDF), learners observe and quantify the growth of yeast when it is given table sugar as a food source. Learners will make...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes

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